Perpetual calendar



FIG. 1 is a perspective view of a perpetual calendar showing my newdesign with one of the removable pegs extracted to show theconfiguration of the stem of the peg and the hole;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is an enlarged scale fragmentary cross-sectional view takensubstantially on line 6--6 of FIG. 1; and

FIG. 7 is a rear perspective view of FIG. 1.

The ornamental design for a perpetual calendar, as shown and described.